2378| 1
|
加工热可塑塑料,因为孔壁不够光滑,想实验下用铰刀 |
| ||
小黑屋|手机版|Archiver|机械社区 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2024-12-23 22:54 , Processed in 0.050199 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.